/**
 * Copyright (C) 2009-2013 FoundationDB, LLC
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package com.foundationdb.ais.model.validation;

import com.foundationdb.ais.model.AkibanInformationSchema;
import com.foundationdb.ais.model.Column;
import com.foundationdb.ais.model.Table;
import com.foundationdb.server.error.ColumnSizeMismatchException;

public class ColumnMaxAndPrefixSizesMatch implements AISValidation {
    @Override
    public void validate(AkibanInformationSchema ais, AISValidationOutput output) {
        for(Table table : ais.getTables().values()) {
            for(Column column : table.getColumnsIncludingInternal()) {
                Long maxStorage = column.getMaxStorageSize();
                Long computedMaxStorage = column.computeStorageSize(false);
                Integer prefix = column.getPrefixSize();
                Integer computedPrefix = column.computePrefixSize();
                if((maxStorage != null) && !maxStorage.equals(computedMaxStorage)) {
                    output.reportFailure(new AISValidationFailure(
                            new ColumnSizeMismatchException(table.getName(), column.getName(),
                                                            "maxStorageSize", maxStorage, computedMaxStorage)
                    ));
                }
                if((prefix != null) && !prefix.equals(computedPrefix)) {
                    output.reportFailure(new AISValidationFailure(
                            new ColumnSizeMismatchException(table.getName(), column.getName(),
                                                            "prefixSize", prefix, computedPrefix)
                    ));
                }
            }
        }
    }
}
